Peak Energy Job Title: Staff Power Systems Engineer Location: Burlingame, CA Department: Energy Storage System (ESS) Engineering Reports To: Senior Systems Engineer Position Type: Full-time About Peak Energy Peak Energy is the first American venture to advance globally proven Sodium-Ion battery systems as the storage standard for the new era of renewable energy on a resilient grid. Sodium-Ion is cheap, readily available and safe, making it the leading contender in a rapidly evolving market. Our leadership team is powered by decades of expertise in scaling gigawatt-level innovation at world-class companies such as Tesla, Northvolt, Apple, Powin, Enovix, Zipline, Solid Power, and Fluence.

We are backed by strategic investment and product partners such as TDK Ventures and Eclipse Ventures. We are a team of engineers, operators, entrepreneurs, and partners driven by a shared ambition to set the new performance standard for renewable energy and grid resilience.

About The Role

– Staff Power Systems Engineer We're looking for a power systems electrical engineer to own the electrical architecture, integration, and deployment of our energy storage site across applications, including utilities and data centers, as examples.

Requirements

; interface

with other power systems; installation

; and SCADA (supervisory control and data acquisition)

. You will work closely with ESS Engineering, Business Development, and Project Execution, to translate customer

into system designs, ensuring our products meet customer standards such as utilities and data centers. This is a highly visible role with significant customer-facing responsibility. The ideal candidate is a deeply knowledgeable power systems engineer who is equally comfortable presenting to technical and non-technical customer teams as they are conducting in-depth research and analysis.

for BESS deployments including grid connection, protection, load profiles, fault ride-through, and backup/UPS architectures, as examples Drive interconnection and grid-code compliance (IEEE, NFPA, NEC, UL, NERC), working with regulatory and compliance teams Maintain power systems studies, integration guides, and customer-facing documentation Travel to sites to support commissioning and issue resolution What You'll Bring (

What You'Ll Do (Responsibilities)

Serve as the engineering point-of-contact for site-level power systems throughout the product lifecycle and across installations Conduct power systems studies, analyses, designs, and test plans including load flow, short-circuit, arc flash, protection coordination, and grounding studies using industry standard tools (PSS/E, PSCAD, ETAP, etc.) Identify, evaluate, and select suppliers and partners to meet Peak’s objectives Establish commissioning test plans and support commissioning execution Support the analysis and resolution of site issues and failures, including root cause and corrective action (RCCA) Define integration

Qualifications

) Bachelor’s degree in Electrical Engineering 8+ years in power systems engineering, with experience in utility-scale energy storage, grid interconnection, or data center power infrastructure PE (Professional Engineer) license, or actively pursuing licensure Expert knowledge of AC/DC power distribution, protection and control, and grid interconnection (fluent in both high-level architecture and detailed-analysis levels) Experience with power systems analysis tools (ETAP, PSCAD, SKM, PSS/E, or equivalent) Proven track record of customer-facing technical communication with utility and infrastructure customers Working knowledge of IEEE 1547, IEEE 2800, IEEE 2030, NEC, NFPA 70/855, UL 9540, UL 1741 Comfort operating with ambiguous or undefined challenges

Preferred Qualifications

Master’s degree in electrical engineering.